Four people were on board the plane that reported electrical problems while attempting to land at South Bend Regional Airport, according to an FAA spokesperson. Two people on board the plane were killed and two others were injured, according to Andrew Todd Fox, chief crash investigator for the National Transportation Safety Board.

A private plane experiencing mechanical trouble crashed on Sunday in a South Bend, Ind., neighborhood, killing two passengers and injuring two other passengers and one person on the ground. NBC's Kevin Tibbles reports.